Heavy gameready minigun Low-poly 3D model is available on CGTrader for $5. Original author: HuntingFalcon. Specs: 10594 polys, 5297 verts.
STL (Stereolithography, filesize: 517 KB), OBJ (OBJ, filesize: 998 KB), PNG (PNG, filesize: 21.4 MB), FBX (Autodesk FBX, filesize: 576 KB), DAE (Collada, filesize: 2.08 MB), BLEND (Blender, filesize: 2.02 MB)